TM  5-3610-286-20 Type Auxiliary switch, operating control on feeder (non-stop) cont) Table  2-4.  Electrical  Components  (cont). Reference designator b52 b53 b100 b26 b30 b30a b31 b32 b34 b35 b36 b37 b37a b39 b42 b50 b59 b81 b81a b82 b87 b89 Description Push  button Push  button Selector  switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit   switch Limit  switch  casing Limit  switch  casing Limit   switch Limit  switch  casing Limit  switch  casing Micro  switch  casing Micro  switch  casing Limit   switch Limit   switch Function Auxiliary  pile,  up Auxiliary  pile,  down Auxiliary   pile   -   Main   pile Safety guard, feeder end Finger safety, delivery end Non-stop  delivery Form roller I slow  speed High speed slow  speed Preset  speed  limit Upper  main  pile  limit  switch Main  pile  limit  switch  lower Pile delivery, lower Upper  pile  hoist  limit  switch Plexiguard  delivery Main  motor  brake Paper safety on delivery Delivery  pile  control Delivery  pile  control Auxiliary  pile  feeder Double  sheet  control Main  pile  limit  switch Limitation  of  auxiliary  pile,  top Upper  pile  safety  limit  switch 2-15